/* * Copyright © 2015-2017 Broadcom * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE. */ #include "util/u_format.h" #include "util/u_surface.h" #include "util/u_blitter.h" #include "v3d_context.h" #include "v3d_tiling.h" #if 0 static struct pipe_surface * v3d_get_blit_surface(struct pipe_context *pctx, struct pipe_resource *prsc, unsigned level) { struct pipe_surface tmpl; memset(&tmpl, 0, sizeof(tmpl)); tmpl.format = prsc->format; tmpl.u.tex.level = level; tmpl.u.tex.first_layer = 0; tmpl.u.tex.last_layer = 0; return pctx->create_surface(pctx, prsc, &tmpl); } static bool is_tile_unaligned(unsigned size, unsigned tile_size) { return size & (tile_size - 1); } static bool v3d_tile_blit(struct pipe_context *pctx, const struct pipe_blit_info *info) { struct v3d_context *v3d = v3d_context(pctx); bool msaa = (info->src.resource->nr_samples > 1 || info->dst.resource->nr_samples > 1); int tile_width = msaa ? 32 : 64; int tile_height = msaa ? 32 : 64; if (util_format_is_depth_or_stencil(info->dst.resource->format)) return false; if (info->scissor_enable) return false; if ((info->mask & PIPE_MASK_RGBA) == 0) return false; if (info->dst.box.x != info->src.box.x || info->dst.box.y != info->src.box.y || info->dst.box.width != info->src.box.width || info->dst.box.height != info->src.box.height) { return false; } int dst_surface_width = u_minify(info->dst.resource->width0, info->dst.level); int dst_surface_height = u_minify(info->dst.resource->height0, info->dst.level); if (is_tile_unaligned(info->dst.box.x, tile_width) || is_tile_unaligned(info->dst.box.y, tile_height) || (is_tile_unaligned(info->dst.box.width, tile_width) && info->dst.box.x + info->dst.box.width != dst_surface_width) || (is_tile_unaligned(info->dst.box.height, tile_height) && info->dst.box.y + info->dst.box.height != dst_surface_height)) { return false; } /* VC5_PACKET_LOAD_TILE_BUFFER_GENERAL uses the * VC5_PACKET_TILE_RENDERING_MODE_CONFIG's width (determined by our * destination surface) to determine the stride. This may be wrong * when reading from texture miplevels > 0, which are stored in * POT-sized areas. For MSAA, the tile addresses are computed * explicitly by the RCL, but still use the destination width to * determine the stride (which could be fixed by explicitly supplying * it in the ABI). */ struct v3d_resource *rsc = v3d_resource(info->src.resource); uint32_t stride; if (info->src.resource->nr_samples > 1) stride = align(dst_surface_width, 32) * 4 * rsc->cpp; /* XXX else if (rsc->slices[info->src.level].tiling == VC5_TILING_FORMAT_T) stride = align(dst_surface_width * rsc->cpp, 128); */ else stride = align(dst_surface_width * rsc->cpp, 16); if (stride != rsc->slices[info->src.level].stride) return false; if (info->dst.resource->format != info->src.resource->format) return false; if (false) { fprintf(stderr, "RCL blit from %d,%d to %d,%d (%d,%d)\n", info->src.box.x, info->src.box.y, info->dst.box.x, info->dst.box.y, info->dst.box.width, info->dst.box.height); } struct pipe_surface *dst_surf = v3d_get_blit_surface(pctx, info->dst.resource, info->dst.level); struct pipe_surface *src_surf = v3d_get_blit_surface(pctx, info->src.resource, info->src.level); v3d_flush_jobs_reading_resource(v3d, info->src.resource); struct v3d_job *job = v3d_get_job(v3d, dst_surf, NULL); pipe_surface_reference(&job->color_read, src_surf); /* If we're resolving from MSAA to single sample, we still need to run * the engine in MSAA mode for the load. */ if (!job->msaa && info->src.resource->nr_samples > 1) { job->msaa = true; job->tile_width = 32; job->tile_height = 32; } job->draw_min_x = info->dst.box.x; job->draw_min_y = info->dst.box.y; job->draw_max_x = info->dst.box.x + info->dst.box.width; job->draw_max_y = info->dst.box.y + info->dst.box.height; job->draw_width = dst_surf->width; job->draw_height = dst_surf->height; job->tile_width = tile_width; job->tile_height = tile_height; job->msaa = msaa; job->needs_flush = true; job->resolve |= PIPE_CLEAR_COLOR; v3d_job_submit(v3d, job); pipe_surface_reference(&dst_surf, NULL); pipe_surface_reference(&src_surf, NULL); return true; } #endif void v3d_blitter_save(struct v3d_context *v3d) { util_blitter_save_fragment_constant_buffer_slot(v3d->blitter, v3d->constbuf[PIPE_SHADER_FRAGMENT].cb); util_blitter_save_vertex_buffer_slot(v3d->blitter, v3d->vertexbuf.vb); util_blitter_save_vertex_elements(v3d->blitter, v3d->vtx); util_blitter_save_vertex_shader(v3d->blitter, v3d->prog.bind_vs); util_blitter_save_so_targets(v3d->blitter, v3d->streamout.num_targets, v3d->streamout.targets); util_blitter_save_rasterizer(v3d->blitter, v3d->rasterizer); util_blitter_save_viewport(v3d->blitter, &v3d->viewport); util_blitter_save_scissor(v3d->blitter, &v3d->scissor); util_blitter_save_fragment_shader(v3d->blitter, v3d->prog.bind_fs); util_blitter_save_blend(v3d->blitter, v3d->blend); util_blitter_save_depth_stencil_alpha(v3d->blitter, v3d->zsa); util_blitter_save_stencil_ref(v3d->blitter, &v3d->stencil_ref); util_blitter_save_sample_mask(v3d->blitter, v3d->sample_mask); util_blitter_save_framebuffer(v3d->blitter, &v3d->framebuffer); util_blitter_save_fragment_sampler_states(v3d->blitter, v3d->tex[PIPE_SHADER_FRAGMENT].num_samplers, (void **)v3d->tex[PIPE_SHADER_FRAGMENT].samplers); util_blitter_save_fragment_sampler_views(v3d->blitter, v3d->tex[PIPE_SHADER_FRAGMENT].num_textures, v3d->tex[PIPE_SHADER_FRAGMENT].textures); util_blitter_save_so_targets(v3d->blitter, v3d->streamout.num_targets, v3d->streamout.targets); } static bool v3d_render_blit(struct pipe_context *ctx, struct pipe_blit_info *info) { struct v3d_context *v3d = v3d_context(ctx); struct v3d_resource *src = v3d_resource(info->src.resource); struct pipe_resource *tiled = NULL; if (!src->tiled) { struct pipe_box box = { .x = 0, .y = 0, .width = u_minify(info->src.resource->width0, info->src.level), .height = u_minify(info->src.resource->height0, info->src.level), .depth = 1, }; struct pipe_resource tmpl = { .target = info->src.resource->target, .format = info->src.resource->format, .width0 = box.width, .height0 = box.height, .depth0 = 1, .array_size = 1, }; tiled = ctx->screen->resource_create(ctx->screen, &tmpl); if (!tiled) { fprintf(stderr, "Failed to create tiled blit temp\n"); return false; } ctx->resource_copy_region(ctx, tiled, 0, 0, 0, 0, info->src.resource, info->src.level, &box); info->src.level = 0; info->src.resource = tiled; } if (!util_blitter_is_blit_supported(v3d->blitter, info)) { fprintf(stderr, "blit unsupported %s -> %s\n", util_format_short_name(info->src.resource->format), util_format_short_name(info->dst.resource->format)); return false; } v3d_blitter_save(v3d); util_blitter_blit(v3d->blitter, info); pipe_resource_reference(&tiled, NULL); return true; } /* Implement stencil blits by reinterpreting the stencil data as an RGBA8888 * or R8 texture. */ static void v3d_stencil_blit(struct pipe_context *ctx, const struct pipe_blit_info *info) { struct v3d_context *v3d = v3d_context(ctx); struct v3d_resource *src = v3d_resource(info->src.resource); struct v3d_resource *dst = v3d_resource(info->dst.resource); enum pipe_format src_format, dst_format; if (src->separate_stencil) { src = src->separate_stencil; src_format = PIPE_FORMAT_R8_UNORM; } else { src_format = PIPE_FORMAT_RGBA8888_UNORM; } if (dst->separate_stencil) { dst = dst->separate_stencil; dst_format = PIPE_FORMAT_R8_UNORM; } else { dst_format = PIPE_FORMAT_RGBA8888_UNORM; } /* Initialize the surface. */ struct pipe_surface dst_tmpl = { .u.tex = { .level = info->dst.level, .first_layer = info->dst.box.z, .last_layer = info->dst.box.z, }, .format = dst_format, }; struct pipe_surface *dst_surf = ctx->create_surface(ctx, &dst->base, &dst_tmpl); /* Initialize the sampler view. */ struct pipe_sampler_view src_tmpl = { .target = src->base.target, .format = src_format, .u.tex = { .first_level = info->src.level, .last_level = info->src.level, .first_layer = 0, .last_layer = (PIPE_TEXTURE_3D ? u_minify(src->base.depth0, info->src.level) - 1 : src->base.array_size - 1), }, .swizzle_r = PIPE_SWIZZLE_X, .swizzle_g = PIPE_SWIZZLE_Y, .swizzle_b = PIPE_SWIZZLE_Z, .swizzle_a = PIPE_SWIZZLE_W, }; struct pipe_sampler_view *src_view = ctx->create_sampler_view(ctx, &src->base, &src_tmpl); v3d_blitter_save(v3d); util_blitter_blit_generic(v3d->blitter, dst_surf, &info->dst.box, src_view, &info->src.box, src->base.width0, src->base.height0, PIPE_MASK_R, PIPE_TEX_FILTER_NEAREST, info->scissor_enable ? &info->scissor : NULL, info->alpha_blend); pipe_surface_reference(&dst_surf, NULL); pipe_sampler_view_reference(&src_view, NULL); } /* Disable level 0 write, just write following mipmaps */ #define V3D_TFU_IOA_DIMTW (1 << 0) #define V3D_TFU_IOA_FORMAT_SHIFT 3 #define V3D_TFU_IOA_FORMAT_LINEARTILE 3 #define V3D_TFU_IOA_FORMAT_UBLINEAR_1_COLUMN 4 #define V3D_TFU_IOA_FORMAT_UBLINEAR_2_COLUMN 5 #define V3D_TFU_IOA_FORMAT_UIF_NO_XOR 6 #define V3D_TFU_IOA_FORMAT_UIF_XOR 7 #define V3D_TFU_ICFG_NUMMM_SHIFT 5 #define V3D_TFU_ICFG_TTYPE_SHIFT 9 #define V3D_TFU_ICFG_OPAD_SHIFT 22 #define V3D_TFU_ICFG_FORMAT_SHIFT 18 #define V3D_TFU_ICFG_FORMAT_RASTER 0 #define V3D_TFU_ICFG_FORMAT_SAND_128 1 #define V3D_TFU_ICFG_FORMAT_SAND_256 2 #define V3D_TFU_ICFG_FORMAT_LINEARTILE 11 #define V3D_TFU_ICFG_FORMAT_UBLINEAR_1_COLUMN 12 #define V3D_TFU_ICFG_FORMAT_UBLINEAR_2_COLUMN 13 #define V3D_TFU_ICFG_FORMAT_UIF_NO_XOR 14 #define V3D_TFU_ICFG_FORMAT_UIF_XOR 15 static bool v3d_tfu(struct pipe_context *pctx, struct pipe_resource *pdst, struct pipe_resource *psrc, unsigned int src_level, unsigned int base_level, unsigned int last_level, unsigned int src_layer, unsigned int dst_layer) { struct v3d_context *v3d = v3d_context(pctx); struct v3d_screen *screen = v3d->screen; struct v3d_resource *src = v3d_resource(psrc); struct v3d_resource *dst = v3d_resource(pdst); struct v3d_resource_slice *src_base_slice = &src->slices[src_level]; struct v3d_resource_slice *dst_base_slice = &dst->slices[base_level]; int msaa_scale = pdst->nr_samples > 1 ? 2 : 1; int width = u_minify(pdst->width0, base_level) * msaa_scale; int height = u_minify(pdst->height0, base_level) * msaa_scale; if (psrc->format != pdst->format) return false; if (psrc->nr_samples != pdst->nr_samples) return false; uint32_t tex_format = v3d_get_tex_format(&screen->devinfo, pdst->format); if (!v3d_tfu_supports_tex_format(&screen->devinfo, tex_format)) return false; if (pdst->target != PIPE_TEXTURE_2D || psrc->target != PIPE_TEXTURE_2D) return false; /* Can't write to raster. */ if (dst_base_slice->tiling == VC5_TILING_RASTER) return false; v3d_flush_jobs_writing_resource(v3d, psrc, false); v3d_flush_jobs_reading_resource(v3d, pdst); struct drm_v3d_submit_tfu tfu = { .ios = (height << 16) | width, .bo_handles = { dst->bo->handle, src != dst ? src->bo->handle : 0 }, .in_sync = v3d->out_sync, .out_sync = v3d->out_sync, }; uint32_t src_offset = (src->bo->offset + v3d_layer_offset(psrc, src_level, src_layer)); tfu.iia |= src_offset; if (src_base_slice->tiling == VC5_TILING_RASTER) { tfu.icfg |= (V3D_TFU_ICFG_FORMAT_RASTER << V3D_TFU_ICFG_FORMAT_SHIFT); } else { tfu.icfg |= ((V3D_TFU_ICFG_FORMAT_LINEARTILE + (src_base_slice->tiling - VC5_TILING_LINEARTILE)) << V3D_TFU_ICFG_FORMAT_SHIFT); } uint32_t dst_offset = (dst->bo->offset + v3d_layer_offset(pdst, src_level, dst_layer)); tfu.ioa |= dst_offset; if (last_level != base_level) tfu.ioa |= V3D_TFU_IOA_DIMTW; tfu.ioa |= ((V3D_TFU_IOA_FORMAT_LINEARTILE + (dst_base_slice->tiling - VC5_TILING_LINEARTILE)) << V3D_TFU_IOA_FORMAT_SHIFT); tfu.icfg |= tex_format << V3D_TFU_ICFG_TTYPE_SHIFT; tfu.icfg |= (last_level - base_level) << V3D_TFU_ICFG_NUMMM_SHIFT; switch (src_base_slice->tiling) { case VC5_TILING_UIF_NO_XOR: case VC5_TILING_UIF_XOR: tfu.iis |= (src_base_slice->padded_height / (2 * v3d_utile_height(src->cpp))); break; case VC5_TILING_RASTER: tfu.iis |= src_base_slice->stride / src->cpp; break; case VC5_TILING_LINEARTILE: case VC5_TILING_UBLINEAR_1_COLUMN: case VC5_TILING_UBLINEAR_2_COLUMN: break; } /* If we're writing level 0 (!IOA_DIMTW), then we need to supply the * OPAD field for the destination (how many extra UIF blocks beyond * those necessary to cover the height). When filling mipmaps, the * miplevel 1+ tiling state is inferred. */ if (dst_base_slice->tiling == VC5_TILING_UIF_NO_XOR || dst_base_slice->tiling == VC5_TILING_UIF_XOR) { int uif_block_h = 2 * v3d_utile_height(dst->cpp); int implicit_padded_height = align(height, uif_block_h); tfu.icfg |= (((dst_base_slice->padded_height - implicit_padded_height) / uif_block_h) << V3D_TFU_ICFG_OPAD_SHIFT); } int ret = v3d_ioctl(screen->fd, DRM_IOCTL_V3D_SUBMIT_TFU, &tfu); if (ret != 0) { fprintf(stderr, "Failed to submit TFU job: %d\n", ret); return false; } dst->writes++; return true; } bool v3d_generate_mipmap(struct pipe_context *pctx, struct pipe_resource *prsc, enum pipe_format format, unsigned int base_level, unsigned int last_level, unsigned int first_layer, unsigned int last_layer) { if (format != prsc->format) return false; /* We could maybe support looping over layers for array textures, but * we definitely don't support 3D. */ if (first_layer != last_layer) return false; return v3d_tfu(pctx, prsc, prsc, base_level, base_level, last_level, first_layer, first_layer); } static bool v3d_tfu_blit(struct pipe_context *pctx, const struct pipe_blit_info *info) { int dst_width = u_minify(info->dst.resource->width0, info->dst.level); int dst_height = u_minify(info->dst.resource->height0, info->dst.level); if ((info->mask & PIPE_MASK_RGBA) == 0) return false; if (info->scissor_enable || info->dst.box.x != 0 || info->dst.box.y != 0 || info->dst.box.width != dst_width || info->dst.box.height != dst_height || info->src.box.x != 0 || info->src.box.y != 0 || info->src.box.width != info->dst.box.width || info->src.box.height != info->dst.box.height) { return false; } if (info->dst.format != info->src.format) return false; return v3d_tfu(pctx, info->dst.resource, info->src.resource, info->src.level, info->dst.level, info->dst.level, info->src.box.z, info->dst.box.z); } /* Optimal hardware path for blitting pixels. * Scaling, format conversion, up- and downsampling (resolve) are allowed. */ void v3d_blit(struct pipe_context *pctx, const struct pipe_blit_info *blit_info) { struct v3d_context *v3d = v3d_context(pctx); struct pipe_blit_info info = *blit_info; if (info.mask & PIPE_MASK_S) { v3d_stencil_blit(pctx, blit_info); info.mask &= ~PIPE_MASK_S; } if (v3d_tfu_blit(pctx, blit_info)) info.mask &= ~PIPE_MASK_RGBA; if (info.mask) v3d_render_blit(pctx, &info); /* Flush our blit jobs immediately. They're unlikely to get reused by * normal drawing or other blits, and without flushing we can easily * run into unexpected OOMs when blits are used for a large series of * texture uploads before using the textures. */ v3d_flush_jobs_writing_resource(v3d, info.dst.resource, false); }